How can i put ELO RANKING in TF2 Hub?


Im an admin from the TF2 Hub Latam GG, right now we are in the second most active hub of TF2, and we want to add Elo Ranking in both of our hubs,|%20Latam%20GG%20Casual and|%20Latam%20GG%20Clasificatorias , We are getting more and more people and getting at least a couple of matches played in a day, please it can be great if we can use the Elo Ranking, Thanks!